Question

simplify 1 by 3 ^ - 2 - 1 by 2 ^ - 3 / 1 by 4 ^ - 2​

Answer 1

Answer:

$\frac{19}{2} = 9.5$

Step-by-step explanation:

Given:

$\frac{1}{ {3}^{ - 2} } - \frac{1}{ {2}^{ - 3} } \div \frac{1}{ {4}^{ - 2} } \\ = {3}^{2} + {2}^{3} \div {4}^{2} \\ = 9 + 8 \div 16 = \frac{9}{1} + \frac{1}{2} \\ = \frac{19}{2} = 9.5$

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Answer 2

Answer:

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